208470528

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1$

素因数の和:335

約数の個数: 240

約数和(自身を含む): 720061056

約数和(自身を除く): 511590528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 32, 36, 42, 46, 48, 56, 63, 64, 69, 72, 84, 92, 96, 112, 126, 128, 138, 144, 161, 168, 184, 192, 207, 224, 252, 256, 276, 281, 288, 322, 336, 368, 384, 414, 448, 483, 504, 512, 552, 562, 576, 644, 672, 736, 768, 828, 843, 896, 966, 1008, 1104, 1124, 1152, 1288, 1344, 1449, 1472, 1536, 1656, 1686, 1792, 1932, 1967, 2016, 2208, 2248, 2304, 2529, 2576, 2688, 2898, 2944, 3312, 3372, 3584, 3864, 3934, 4032, 4416, 4496, 4608, 5058, 5152, 5376, 5796, 5888, 5901, 6463, 6624, 6744, 7728, 7868, 8064, 8832, 8992, 10116, 10304, 10752, 11592, 11776, 11802, 12926, 13248, 13488, 15456, 15736, 16128, 17664, 17703, 17984, 19389, 20232, 20608, 23184, 23604, 25852, 26496, 26976, 30912, 31472, 32256, 35328, 35406, 35968, 38778, 40464, 41216, 45241, 46368, 47208, 51704, 52992, 53952, 58167, 61824, 62944, 70812, 71936, 77556, 80928, 82432, 90482, 92736, 94416, 103408, 105984, 107904, 116334, 123648, 125888, 135723, 141624, 143872, 155112, 161856, 180964, 185472, 188832, 206816, 215808, 232668, 247296, 251776, 271446, 283248, 310224, 323712, 361928, 370944, 377664, 407169, 413632, 431616, 465336, 503552, 542892, 566496, 620448, 647424, 723856, 741888, 755328, 814338, 827264, 930672, 1007104, 1085784, 1132992, 1240896, 1294848, 1447712, 1510656, 1628676, 1654528, 1861344, 2171568, 2265984, 2481792, 2895424, 3021312, 3257352, 3309056, 3722688, 4343136, 4531968, 4963584, 5790848, 6514704, 7445376, 8686272, 9063936, 9927168, 11581696, 13029408, 14890752, 17372544, 23163392, 26058816, 29781504, 34745088, 52117632, 69490176, 104235264, 208470528]

約数ペア:

[(1, 208470528), (2, 104235264), (3, 69490176), (4, 52117632), (6, 34745088), (7, 29781504), (8, 26058816), (9, 23163392), (12, 17372544), (14, 14890752), (16, 13029408), (18, 11581696), (21, 9927168), (23, 9063936), (24, 8686272), (28, 7445376), (32, 6514704), (36, 5790848), (42, 4963584), (46, 4531968), (48, 4343136), (56, 3722688), (63, 3309056), (64, 3257352), (69, 3021312), (72, 2895424), (84, 2481792), (92, 2265984), (96, 2171568), (112, 1861344), (126, 1654528), (128, 1628676), (138, 1510656), (144, 1447712), (161, 1294848), (168, 1240896), (184, 1132992), (192, 1085784), (207, 1007104), (224, 930672), (252, 827264), (256, 814338), (276, 755328), (281, 741888), (288, 723856), (322, 647424), (336, 620448), (368, 566496), (384, 542892), (414, 503552), (448, 465336), (483, 431616), (504, 413632), (512, 407169), (552, 377664), (562, 370944), (576, 361928), (644, 323712), (672, 310224), (736, 283248), (768, 271446), (828, 251776), (843, 247296), (896, 232668), (966, 215808), (1008, 206816), (1104, 188832), (1124, 185472), (1152, 180964), (1288, 161856), (1344, 155112), (1449, 143872), (1472, 141624), (1536, 135723), (1656, 125888), (1686, 123648), (1792, 116334), (1932, 107904), (1967, 105984), (2016, 103408), (2208, 94416), (2248, 92736), (2304, 90482), (2529, 82432), (2576, 80928), (2688, 77556), (2898, 71936), (2944, 70812), (3312, 62944), (3372, 61824), (3584, 58167), (3864, 53952), (3934, 52992), (4032, 51704), (4416, 47208), (4496, 46368), (4608, 45241), (5058, 41216), (5152, 40464), (5376, 38778), (5796, 35968), (5888, 35406), (5901, 35328), (6463, 32256), (6624, 31472), (6744, 30912), (7728, 26976), (7868, 26496), (8064, 25852), (8832, 23604), (8992, 23184), (10116, 20608), (10304, 20232), (10752, 19389), (11592, 17984), (11776, 17703), (11802, 17664), (12926, 16128), (13248, 15736), (13488, 15456)]